A semi-automated pulse-echo ultrasonic system for inspecting tires:
interim report,
by Robert P. Ryan.
APA Citation
Transportation Systems Center. (1977). A semi-automated pulse-echo ultrasonic system for inspecting tires: interim report. .
MLA Citation
Transportation Systems Center. A Semi-automated Pulse-echo Ultrasonic System for Inspecting Tires: Interim Report. , 1977.
Warning: These citations may not always be complete (especially for serials).